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drm/radeon: Fix UBSAN array-index-out-of-bounds for Radeon HD 5430

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For pptable structs that use flexible array sizes, use flexible arrays.

Suggested-by: Felix Held <felix.held@amd.com>
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2894
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello 2023-10-04 15:22:53 -05:00 committed by Alex Deucher
parent 760efbca74
commit c63079c611
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/radeon/pptable.h
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@ -74,7 +74,7 @@ typedef struct _ATOM_PPLIB_THERMALCONTROLLER
typedef struct _ATOM_PPLIB_STATE
{
UCHAR ucNonClockStateIndex;
UCHAR ucClockStateIndices[1]; // variable-sized
UCHAR ucClockStateIndices[]; // variable-sized
} ATOM_PPLIB_STATE;